[INFO] cloning repository https://github.com/ng3rdstmadgke/mtools
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ng3rdstmadgke/mtools" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fng3rdstmadgke%2Fmtools", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fng3rdstmadgke%2Fmtools'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2cc196a80a97dc89a2d17a355e2585e026330272
[INFO] testing ng3rdstmadgke/mtools against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fng3rdstmadgke%2Fmtools" "/workspace/builds/worker-83/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-83/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ng3rdstmadgke/mtools on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-83/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/ng3rdstmadgke/mtools
[INFO] finished tweaking git repo https://github.com/ng3rdstmadgke/mtools
[INFO] tweaked toml for git repo https://github.com/ng3rdstmadgke/mtools written to /workspace/builds/worker-83/source/Cargo.toml
[INFO] crate git repo https://github.com/ng3rdstmadgke/mtools already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c5ceb1a42d11837e268b256e4c1e1f1d54ea222ee8191a1dbb2b19641d900455
[INFO] running `Command { std: "docker" "start" "-a" "c5ceb1a42d11837e268b256e4c1e1f1d54ea222ee8191a1dbb2b19641d900455", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c5ceb1a42d11837e268b256e4c1e1f1d54ea222ee8191a1dbb2b19641d900455", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5ceb1a42d11837e268b256e4c1e1f1d54ea222ee8191a1dbb2b19641d900455", kill_on_drop: false }`
[INFO] [stdout] c5ceb1a42d11837e268b256e4c1e1f1d54ea222ee8191a1dbb2b19641d900455
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f416d90c67a7277ca9c8ab612c5261ecc8671dfd5e9782983e091ac36986c028
[INFO] running `Command { std: "docker" "start" "-a" "f416d90c67a7277ca9c8ab612c5261ecc8671dfd5e9782983e091ac36986c028", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling mtools v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/bin/mcut.rs:16:35
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let mut reader: BufReader<Box<Read>> = if let Some(file) = options.get("file") {
[INFO] [stdout]    |                                   ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.04s
[INFO] running `Command { std: "docker" "inspect" "f416d90c67a7277ca9c8ab612c5261ecc8671dfd5e9782983e091ac36986c028", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f416d90c67a7277ca9c8ab612c5261ecc8671dfd5e9782983e091ac36986c028", kill_on_drop: false }`
[INFO] [stdout] f416d90c67a7277ca9c8ab612c5261ecc8671dfd5e9782983e091ac36986c028
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 76afec1e9bd33583c4873d501a5cedf65ec39d45589ab8b03d41c6c76fa76b54
[INFO] running `Command { std: "docker" "start" "-a" "76afec1e9bd33583c4873d501a5cedf65ec39d45589ab8b03d41c6c76fa76b54", kill_on_drop: false }`
[INFO] [stderr]    Compiling mtools v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/bin/mcut.rs:16:35
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let mut reader: BufReader<Box<Read>> = if let Some(file) = options.get("file") {
[INFO] [stdout]    |                                   ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/bin/mcut.rs:16:35
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let mut reader: BufReader<Box<Read>> = if let Some(file) = options.get("file") {
[INFO] [stdout]    |                                   ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "76afec1e9bd33583c4873d501a5cedf65ec39d45589ab8b03d41c6c76fa76b54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76afec1e9bd33583c4873d501a5cedf65ec39d45589ab8b03d41c6c76fa76b54", kill_on_drop: false }`
[INFO] [stdout] 76afec1e9bd33583c4873d501a5cedf65ec39d45589ab8b03d41c6c76fa76b54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fec777542d9bdd39e6539722af97fd19cc14c52c52445a1a1511f9e2cddb479d
[INFO] running `Command { std: "docker" "start" "-a" "fec777542d9bdd39e6539722af97fd19cc14c52c52445a1a1511f9e2cddb479d", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout] 
[INFO] [stderr]   --> src/bin/mcut.rs:16:35
[INFO] [stdout] running 25 tests
[INFO] [stderr]    |
[INFO] [stdout] test mcut::tests::test_col_to_idx_1 ... ok
[INFO] [stderr] 16 |     let mut reader: BufReader<Box<Read>> = if let Some(file) = options.get("file") {
[INFO] [stdout] test mcut::tests::test_number_to_idx_1 ... ok
[INFO] [stderr]    |                                   ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stdout] test mcut::tests::test_parse_field_1 ... ok
[INFO] [stderr]    |
[INFO] [stdout] test mcut::tests::test_parse_field_as_name_1 ... ok
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] test mcut::tests::test_parse_field_as_name_2 ... ok
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout] test mcut::tests::test_parse_field_as_name_3 ... ok
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] test mcut::tests::test_parse_field_as_number_1 ... ok
[INFO] [stderr] 
[INFO] [stdout] test mcut::tests::test_parse_field_as_number_2 ... ok
[INFO] [stderr] warning: `mtools` (bin "mcut") generated 1 warning
[INFO] [stdout] test mcut::tests::test_parse_field_as_number_3 ... ok
[INFO] [stderr] warning: `mtools` (bin "mcut" test) generated 1 warning (1 duplicate)
[INFO] [stdout] test util::tests::test_join ... ok
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] test mcut::tests::test_col_to_idx_2 - should panic ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mtools-059885e9e385efa8)
[INFO] [stdout] test mcut::tests::test_col_to_idx_3 - should panic ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mcut-040bbbe92332fdac)
[INFO] [stdout] test mcut::tests::test_col_to_idx_4 - should panic ... ok
[INFO] [stderr]      Running tests/mcut_test.rs (/opt/rustwide/target/debug/deps/mcut_test-f9c8722933589f51)
[INFO] [stdout] test mcut::tests::test_number_to_idx_2 - should panic ... ok
[INFO] [stderr]    Doc-tests mtools
[INFO] [stdout] test mcut::tests::test_number_to_idx_3 - should panic ... ok
[INFO] [stdout] test mcut::tests::test_number_to_idx_4 - should panic ... ok
[INFO] [stdout] test mcut::tests::test_parse_field_as_name_4 - should panic ... ok
[INFO] [stdout] test mcut::tests::test_parse_field_as_name_7 - should panic ... ok
[INFO] [stdout] test mcut::tests::test_parse_field_as_name_6 - should panic ... ok
[INFO] [stdout] test mcut::tests::test_parse_field_as_name_5 - should panic ... ok
[INFO] [stdout] test mcut::tests::test_parse_field_as_number_4 - should panic ... ok
[INFO] [stdout] test mcut::tests::test_parse_field_as_number_6 - should panic ... ok
[INFO] [stdout] test mcut::tests::test_parse_field_as_number_5 - should panic ... ok
[INFO] [stdout] test mcut::tests::test_parse_field_as_number_8 - should panic ... ok
[INFO] [stdout] test mcut::tests::test_parse_field_as_number_7 - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 25 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test test_mcut_4 ... ok
[INFO] [stdout] test test_mcut_3 ... ok
[INFO] [stdout] test test_mcut_2 ... ok
[INFO] [stdout] test test_mcut_1 ... ok
[INFO] [stdout] test test_mcut_5 ... ok
[INFO] [stdout] test test_mcut_6 ... ok
[INFO] [stdout] test test_mcut_7 ... ok
[INFO] [stdout] test test_mcut_8 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fec777542d9bdd39e6539722af97fd19cc14c52c52445a1a1511f9e2cddb479d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fec777542d9bdd39e6539722af97fd19cc14c52c52445a1a1511f9e2cddb479d", kill_on_drop: false }`
[INFO] [stdout] fec777542d9bdd39e6539722af97fd19cc14c52c52445a1a1511f9e2cddb479d